package collection;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

/**
 * 增强型for循环
 */
public class NewForDemo {
    public static void main(String[] args) {
        String[] arr={"one","two","three","four","five"};
        for (int i = 0; i <arr.length ; i++) {
            System.out.println(arr[i]);
        }

        for(String str  : arr){
            System.out.println(str);
        }


        Collection c=new ArrayList();
        c.add("one");
        c.add("two");
        c.add("three");
        c.add("four");
        c.add("five");
        Iterator it=c.iterator();
        while (it.hasNext()){
            String str=(String)it.next();
            System.out.println(str);
        }

        for(Object obj : c){
            String str=(String)obj;
            System.out.println(str);
        }

    }
}
